For Godfrey-Smith, the philosopher, his decision to forgo eating octopus is a “sentimental” one. “I have too much affection for them to treat them as food,” he said.

Octopus contains magnesium — a mineral many people don’t get enough of in their diet. Research has found that magnesium can support healthy brain activity, memory, and learning processes.

Eating octopus is part of many food traditions, from Spain and Portugal to Greece, Mexico, Japan, South Korea and China. "Global octopus consumption amounts to 350,000 tons per year and the ...

A diet rich in sources of omega-3s — like octopus and other types of fish — has also been linked with a lower risk for some cancers, protection of cognitive function, and a healthy gut ...